<template>
	<div>
		弹出框
		<div v-if="show" class="www"></div>
	</div>
</template>

<script>
	export default {
		data() {
			return {
				show:false
			}
		}
	}
</script>

<style scoped>
	.www{
		width: 100vw;
		height: 100vh;
		background-color: rgba(0,0,0,0.5);
	}
</style>